Optically, a reducer, even a 3.3, should work with a flip mirror, if you put
it _after_ the flip mirror. But mechanically, you'd need an adapter to
connect the SCT threaded reducer to the back of the flip mirror. And you'd
need an extension tube for the EP to reach focus with this configuration.
-John



>
>Hi Terry,
>
>I think the cons with flip mirrors outweigh the pros, as you're adding
>weight,
>length, flexure, instability, etc. to your imaging train. And while a 6.3
>reducer will work with one, a 3.3 reducer (which is almost a must with an
>LX200) will not. If you use high precision pointing with the LX200 and a
>3.3
>reducer, you should be able to get your deep sky object on the CCD chip
>every
>time. And with the advent of USB, it's easy to use the fast downloads of
>USB
>and the CCD software for focusing and centering.
>
>Clear skies,
>Rob Bensko
>
>
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